It’s estimated that 15% of people over the age of 65 are deficient in vitamin B12. If you’re one of them, you’re missing out on an often underappreciated vitamin that’s responsible for some crucial functions.

Most of us are aware that eating a well-balanced diet can help reduce the risk of many chronic diseases. What many people may not know is that this can also help reduce the risk of diseases such as Alzheimer’s and dementia.